Which Is a Property of Unsaturated Fats

Which is a property of unsaturated fats?

A) They are more common in animals.
B) They are generally liquid at room temperature.
C) They have no double bonds in the carbon chains of their fatty acids.
D) They have fewer fatty acids per fat molecule than do saturated fats.
E) They contain more hydrogen than do saturated fats having the same number of carbon atoms.